#!/usr/bin/env bash

set -euf -o pipefail

readonly IMAGE_PREFIX=$1
readonly VERSION=$2
readonly DISABLE_CLEANUP=${DISABLE_CLEANUP:-0}

declare -a CONTAINERS=()

function error() {
    echo "$@"; exit 1
}

function cleanup() {
    if [[ "${DISABLE_CLEANUP}" -ne 1 ]]; then
        docker rm --force "${CONTAINERS[@]}" &>/dev/null
    fi
}

function ready() {
    local -ri max_attempts=$1
    local -ri sleep_interval=$2
    local -ri port=$3
    local -i attempt=1

    sleep "${sleep_interval}"
    until curl -s localhost:"${port}"/ready | grep -q ready; do
        if [[ ${attempt} -eq ${max_attempts} ]]; then
            echo "Mimir not ready in ${max_attempts} attempts"
            return 1
        else
            (( attempt++ ))
        fi
        sleep "${sleep_interval}"
    done
}

trap cleanup EXIT

function test_with_systemd() {
    local -r image=$1
    local -r platform=$2
    local -r install_command=$3
    local container

    echo "Testing $install_command on $image ($platform)"

    container=$(docker run --platform="${platform}" --tmpfs /run --tmpfs /run/lock -v /sys/fs/cgroup:/sys/fs/cgroup:ro -itd -v "$(pwd)"/dist:/opt/mimir -p 9009 "${image}")
    CONTAINERS+=("${container}")

    port=$(docker inspect --format='{{(index (index .NetworkSettings.Ports "9009/tcp") 0).HostPort}}' "${container}")

    docker exec -it "${container}" /bin/bash -c "${install_command}; systemctl start mimir.service; systemctl enable mimir.service"

    ready 10 1 "${port}" || error "Testing image: ${image} with command: '${install_command}' failed"
}

test_with_systemd "${IMAGE_PREFIX}"debian-systemd:amd64 linux/amd64 "dpkg -i /opt/mimir/mimir-${VERSION}_amd64.deb"
test_with_systemd "${IMAGE_PREFIX}"debian-systemd:arm64 linux/arm64 "dpkg -i /opt/mimir/mimir-${VERSION}_arm64.deb"

test_with_systemd "${IMAGE_PREFIX}"centos-systemd:amd64 linux/amd64 "rpm -i /opt/mimir/mimir-${VERSION}_amd64.rpm"
test_with_systemd "${IMAGE_PREFIX}"centos-systemd:arm64 linux/arm64 "rpm -i /opt/mimir/mimir-${VERSION}_arm64.rpm"
